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Code Issues Releases Wiki Activity

trying to fix rotation problems

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This commit is contained in:
iNPUTmice 2014-08-13 13:44:21 +02:00
parent 457e7be5e2
commit b2cc17c362
1 changed files with 37 additions and 13 deletions
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50
src/eu/siacs/conversations/persistance/FileBackend.java
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@ -13,6 +13,7 @@ import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import android.content.Context;
import android.database.Cursor;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.Canvas;
@ -21,6 +22,7 @@ import android.graphics.RectF;
import android.media.ExifInterface;
import android.net.Uri;
import android.os.Environment;
import android.provider.MediaStore;
import android.util.Base64;
import android.util.Base64OutputStream;
import android.util.Log;
@ -159,21 +161,11 @@ public class FileBackend {
if (originalBitmap == null) {
throw new ImageCopyException(R.string.error_not_an_image_file);
}
if (image == null) {
getIncomingFile().delete();
}
Bitmap scalledBitmap = resize(originalBitmap, IMAGE_SIZE);
originalBitmap = null;
ExifInterface exif = new ExifInterface(image.toString());
if (exif.getAttribute(ExifInterface.TAG_ORIENTATION)
.equalsIgnoreCase("6")) {
scalledBitmap = rotate(scalledBitmap, 90);
} else if (exif.getAttribute(ExifInterface.TAG_ORIENTATION)
.equalsIgnoreCase("8")) {
scalledBitmap = rotate(scalledBitmap, 270);
} else if (exif.getAttribute(ExifInterface.TAG_ORIENTATION)
.equalsIgnoreCase("3")) {
scalledBitmap = rotate(scalledBitmap, 180);
int rotation = getRotation(image);
if (rotation > 0) {
scalledBitmap = rotate(scalledBitmap, rotation);
}
OutputStream os = new FileOutputStream(file);
boolean success = scalledBitmap.compress(
@ -204,6 +196,38 @@ public class FileBackend {
}
}
}
private int getRotation(Uri image) {
if ("content".equals(image.getScheme())) {
Cursor cursor = context.getContentResolver().query(image,
new String[] { MediaStore.Images.ImageColumns.ORIENTATION }, null, null, null);
if (cursor.getCount() != 1) {
return -1;
}
cursor.moveToFirst();
return cursor.getInt(0);
} else {
ExifInterface exif;
try {
exif = new ExifInterface(image.toString());
if (exif.getAttribute(ExifInterface.TAG_ORIENTATION)
.equalsIgnoreCase("6")) {
return 90;
} else if (exif.getAttribute(ExifInterface.TAG_ORIENTATION)
.equalsIgnoreCase("8")) {
return 270;
} else if (exif.getAttribute(ExifInterface.TAG_ORIENTATION)
.equalsIgnoreCase("3")) {
return 180;
} else {
return 0;
}
} catch (IOException e) {
return -1;
}
}
}
public Bitmap getImageFromMessage(Message message) {
return BitmapFactory.decodeFile(getJingleFile(message)